AC work

Amount

Supply & Delivery of 11 Ton ,Cooling capacity 13200 btu/hr , minimum CFM 4400, Microprocessor based DX Type ceiling suspended Ductable Air conditioner Unit with Indoor& Outdoor Unit having Eco Friendly refrigerant R410A/R407C, thermastatic/Electronics expansion valve, Double scroll/Twin rotory compressor arrangement(in case one compressure failure the air condition should continue running with 50% capacity) and suitable for operation on 415+/-10% Volt, 50Hz, 3 Ph AC supply With protection of crankcase heater, HP/LP Cut outs, thermostats, single phase preventer, phase reversal preventer and Control contactors for Evaporator Fans, Condenser fans, Compressors and matching condenser units, isolator switch for condenser units. Outdoor Air cooled Condenser unit shall comprise of Copper coil with Aluminium fins and Axial fan with fan Speed Controller and Indoor unit comprising of pre-filter low noise Copper Coil with fan section(DIDW fan with dynamically balanced forward curve centrifugal fan driven by FHP/ TEFC squirrel cage induction motor ), etc.complete The static pressure of the outdoor unit shall be more than 75 Pa to avoid hot air circulation. The system should give non-stop cooling at 48-52 degrees of outside ambient temperature and provide test certificate.(Make: Hitachi / Daikin/ carrier/voltas) no extra shall be payable for refrigerant gas & transportation/ shifting work...

Supply & Delivery of 5.5 TR , cooling capacity of 66000 BTU/Hr capacity Microprocessor based air cooled ceiling suspended Ductable type Split Air Conditioner equipped with one no scroll compressors with R410A/R407C Refrigerant,minimum air flow- 2200 CFM, air cooled condensor, DIDW blower, evaporator coils with copper pipe, filter for evaporator, microprocessor controller and other standard accessories suitable for operation on 415+/-10% Volt, 50Hz, 3 Ph AC supply. The static pressure of the outdoor unit shall be more than 75 Pa to avoid hot air circulation. The system should give non-stop cooling at 48-52 degrees of outside ambient temperature and provide test certificate. ( Make : Hitachi / Voltas/Blue Star /Daikin/ carrier)

Supply & Delivery of Hi- wall Split Air conditioner (Inverter type) having following specification: Cooling Capacity(Kcal/Hr)- 6000 K.Cal/hr Or 7000W ISEER Rating - 3.8-4.39 /2022-2023 as per BEE/BIS IS Compliance- IS 1391 Refrigerant- R410A/R32 Compressor - Rotary/ Scroll Evaporator & Condenser Coil: Copper operating outdoor Temperature - 50°C and above Power supply - 240 V,50Hz(+ Tolerrance as per applicable standard) PCB should be fixed on Metal housing Make:- O-General/ Mitsubishi Electric/ Mitsubishi Heavy/Hitachi

Installation Testing & commissioning of the above Said Split Acs incl. Supply & fixing required Angle iron structure on wall for placing outdoor unit and mending Good the damages incl 25A Plug top as per direction of EIC

S & Installation of Extra Add-on Items- HVAC grade 5/8"(for suction) & 1/4"(for discharge) copper refrigerant pipe with 9mm thick nitrile rubber insulation including shaddle, screws, insulation tape, fasner etc for above AC machines as per direction of EIC.

Installation, Testing & Commissioning of the 5.5/11 Ton Air Conditioning systems with all necessary accessiores for hanging Indoor & Outdoor Units as per pwd noms ( Hanging of indoor unit with 4 no of 12mm steel rod and suitable size of fasternut fixed on the roof)

Supply and fixing of necessary electrical arrangements of Air Conditioning Units, PVC insulated FRLS grade Copper cable for connection betweeen indoor and outdoor units, 1.1 KV grade. 7 core x 2.5 mm² (Make- Polycab/ Havells /Gloster/RR).

Supply & Laying 1.1KV grade 3 core 4 sqmm flexible copper cable with screw, saddle drill machine nut bolt etc all necy. items needed for connection.(from starter to AC outdoor connection)(Make: Havells/KEI/Polycab/Fenolex as per approved by EIC)

Non return Volume Control Damper Supply, installation, testing and commissioning of GI volume control Non return duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications.

Fire damper Supplying, Fixing, testing and commissioning of Fusible link type fire damper.. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire in indoor motor and temperature rise above 62 degree centrigate . (Make: Carryaire/ Dynacraft/ TSC/Ravistar/ Systemair/Jonson Control)

REFRIGERANT PIPING WITH INSULATION Supply & Laying Hard / Soft drawn Copper Refrigeration pipe line for liquid and suction line suitable for R410A/R407C refrigerant & 19 mm thick Nitrile Rubber 'class O' Insulation tube with supports & brackets as per direction of EIC.

Liquid Line ( 1/2" dia) without rubber insulation (make: Rajco / Mandev / Royku)

Suction Line (7/8" dia) with 19 mm thick nitrile rubber insulation Al foil covered (make: Rajco / Mandev / Royku)

DRAIN PIPE Supply and fixing of Drain piping by UPVC with 6mm thick nitrile rubber insulation and necessary quantities of supports, flanges, bends, elbows, fittings, nut-bolts, gaskets etc:

Dismentling of old existing machines i.e 11 Ton and 5.5 Ton IDU and ODU from existing location and shifted to PWD store

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 25mm size PVC rigid conduit 'FR' (Precision / approve make) incl. necy. fittings as required

4 x 84/0.3 (6 sqmm) + 2 x 56/0.3 (4 sqmm) ECC

2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC

Finishing of the PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.

S&F 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Legrand)

32A TP MCB

S & f syntex Waterproof box for installation o f Isolator for AC outdoor unit as per direction of EIC ibcl S & F 4P 40A/63A Isolator(Make : Legrand/ABB/L&T) including necessary connection

Supply and fixing of timer control switch for controlling AC machines made of suitable size MS sheet duly Power coated paint with IP - 43 protection with front door locking arrangement with all connection and comprising with following accessories including necessary connections' and earthing attachment on angel iron frame on wall / embedding in wall as per instruction of EIC. a) 32A FP RCBO, 100mA - 1 no. (Make - L&T /ABB/Legrand) - / equivalent of Legrand, siemens). b) 40A Three Pole Contactor - 1 no. (Make - L&T, MNXtype / equivalent of siemens) c) 9-15A/20-32A Over load Relay - 1 no. (Make - L&T, MN2 Type/ equivalent of siemens) d) Daily & weekly programmable basis digital time switch, min switching time 1 min, 25 ON/OFF programs, 6 yrs. Battery backup, settable DST & key pad lock features. - 1 no. (make / equivalent Legrand make) e) Start / Stop push button - 1+1 No. (L&T/ siemens) f) RYB/Amber LED indication Lamp, 240V AC -1+1 Nos. (L&T / siemens) g) Aux-Relay - 1 No. (L&T / siemens)

Supply and fixing of timer control switch for controlling AC machines made of suitable size MS sheet duly Power coated paint with IP - 43 protection with front door locking arrangement with all connection and comprising with following accessories including necessary connenctions and earthing attachment on angel iron frame on wall / embedding in wall as per instruction of EIC. a) 16/25A DP RCBO, 100mA - 1 no. (Make - L&T cat no - (AUF3C2) - /equivalent of Legrand, siemens). b) 25 Two Pole Contactor - 1 no. (Make - L&T, MUtype/equivalent of siemens) c) 9-14A Over load Relay - 1 no. (Make -L&T, MN2 Type/equivalent of siemens) d) Daily & weekly programmable basis digital time switch, min switching time 1 min, 25 ON/OFF programs, 6 yrs. Battery backup, settable DST & key pad lock features. - 1 no. (Cat no. - 67DDTO. - L &T - GIC make / equivalent Legrand make) e) Start / Stop push button - 1+1 No. (L&T/ siemens) f) RED/Amber LED indication Lamp, 240V AC - 1+1 Nos. (L&T/siemens) g) Aux-Relay - 1 No. (L&T / siemens)

petty Repairing of existing Duct incl insulatioin insulation by glass wool as per site requirment if required as per direction of EIC

TRANSTECH (BID ID -5733072)

S.R. REFRIGERATION AND APPLIANCES (BID ID -5749485)